What license types are there?

Single developer + 1 year support

Valid for one developer (royalty free).
1 year support provides updates and support for 1 year.

Single developer + 2 years support

Valid for one developer (royalty free).
2 years support provides updates and priority support for 2 years..

Company + 1 year support

Company license is valid for all developers in one company (royalty free).
1 year support provides updates and support for 1 year.

Company + 2 years support

Company license is valid for all developers in one company (royalty free).
2 years support provides updates and priority support for 2 years.


  • Electronic delivery (licenses are generated automatically, you will receive them as soon as the payment is made).
  • All licenses are royalty free.
  • After the purchase you will receive the license file, which will unlock the trial version. You can download Mail.dll here.
  • Please review our renewal and upgrade discount policy.

Please visit purchase component page for details on how to buy.

How many licenses do I need?

Component is licensed on per-developer basis.

You have to obtain a valid license for each human, who writes the code which directly uses the component.

Do I need a special license for automated build server?

No, only developers need a license.

Is your product royalty free?

Yes, it is.

I'm going to distribute component as a part of my software

All licenses are royalty free.

The component is licensed per-developer, not per user. Once you have purchased a license for each of your developers, you can redistribute the component DLLs with your application royalty free to any number of end users and to any number of computers.

Can I receive free updates for the product I purchased?

Purchasing any product entitles you to 12 months of free maintenance of that product since the moment of purchase. The maintenance includes all major and minor updates released for that product during the year and the standard technical support.

2 years support provides updates and access to priority support for 24 months.

You can renew your support at a discount price, please review our renewal and upgrade discount policy.

Can I use my component when the support expires?

Yes, you can.

Support option refers to component updates and support only. You can renew your support option at a discount price, please review our renewal and upgrade discount policy.

Which limitations exist in the trial version of the component?

The trial version is fully functional. It has the same features as the registered version.

The evaluation version of the component changes subject of some emails to "Please purchase a license" message and shows "Please purchase a license" dialog.

My license is not working

Make sure that the "MailLicense.xml" file is in the root folder of your project and its "Build Action" is set to "Content".

Make sure that you invoked Limilabs.Mail.Licensing.LicenseHelper.Load() method.

Please read the after purchase tutorial for more details.